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Published byNikki Havins Modified over 4 years ago

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Solving an Absolute Value Equation and Inequality

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Solving an Absolute Value Equation Solve the following: Isolate the Absolute Value Write a Positive and a Negative Version OR Solve Both

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Solving an Absolute Value Inequality 0 x x = -5 x = 0 x = 8 -13 ≤ -11 -3 ≤ -11 -15 ≤ -11 TrueFalseTrue Find the BoundaryTest Every Region Solve the following inequality: Change inequality to equality Solve Plot Boundary Point(s) Pick a point in each region Substitute into Original Shade True Region(s) Algebraic Solution Closed or Open Dot(s)? Graphical Solution

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Writing an inequality as an Absolute Value Inequality Write the following inequalities with an absolute value: 9 x 21 66 15 -20 x -6 7 7 -13

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Square Roots and Absolute Value Evaluate the following expression with the values below: 1. 2. 3. The value is always positive:

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Square Roots and Absolute Value Solve the following for y:

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Square Roots and Absolute Value Solve the following: OR….

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1.7 “Absolute Value” Absolute Value is always positive!! 7 = 7-7 = 7 **When solving equations or inequalities, you MUST set up 2 separate problems, one.

1.7 “Absolute Value” Absolute Value is always positive!! 7 = 7-7 = 7 **When solving equations or inequalities, you MUST set up 2 separate problems, one.

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